fix showing thread

diff --git a/vim/plugin/notmuch.vim b/vim/plugin/notmuch.vim
index a10b9a3a94bde749b3dc55f722fc05e804379e92..b78a638236415f79619d0f1005da5bdaec11c1a8 100644 (file)
--- a/vim/plugin/notmuch.vim
+++ b/vim/plugin/notmuch.vim
@@ -113,7 +113,7 @@ endfunction
 " --- --- search screen action functions {{{2
 
 function! s:NM_search_show_thread()
-        let id = NM_search_find_thread_id()
+        let id = <SID>NM_search_find_thread_id()
         if id != ''
                 call s:NM_cmd_show([id])
         endif